panda3d/samples/shader-terrain/skybox.vert.glsl

#version 150

// This is just a simple vertex shader transforming the skybox

in vec4 p3d_Vertex;
uniform mat4 p3d_ModelViewProjectionMatrix;

out vec3 skybox_pos;

void main() {
  skybox_pos = p3d_Vertex.xyz;
  gl_Position = p3d_ModelViewProjectionMatrix * p3d_Vertex;
}